Chapter 17 Network Address Translation (NAT)

Figure 225 ADVANCED > NAT > Port Triggering

The following table describes the labels in this screen.

Table 99 ADVANCED > NAT > Port Triggering

LABEL

DESCRIPTION

#

This is the rule index number (read-only).

 

 

Name

Type a unique name (up to 15 characters) for identification purposes. All characters

 

are permitted - including spaces.

 

 

Incoming

Incoming is a port (or a range of ports) that a server on the WAN uses when it sends

 

out a particular service. The ZyWALL forwards the traffic with this port (or range of

 

ports) to the client computer on the LAN that requested the service.

 

 

Start Port

Type a port number or the starting port number in a range of port numbers.

 

 

End Port

Type a port number or the ending port number in a range of port numbers.

 

 

Trigger

The trigger port is a port (or a range of ports) that causes (or triggers) the ZyWALL to

 

record the IP address of the LAN computer that sent the traffic to a server on the WAN.

 

 

Start Port

Type a port number or the starting port number in a range of port numbers.

 

 

End Port

Type a port number or the ending port number in a range of port numbers.

 

 

Apply

Click Apply to save your changes back to the ZyWALL.

 

 

Reset

Click Reset to begin configuring this screen afresh.

 

 

 

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ZyWALL 2 Plus User’s Guide